The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Gruss aus Dusseldorf. Hubert Knappe. Multi View
Grusse aus Dusseldorf. Hubert Knappe. Multi View
Gruss aus Stuttgart. Hubert Knappe. Multi View
Deutschland. Duisburg. Rathaus. Hubert Knappe. Dusseldorf. DUC 6. Postcard
Duisburg. Rathaus. Hubert Knappe
Gruss aus Monchengladbach. Hubert Knappe. Multi View
Gruss aus Dusseldorf. Konigsallee. Hubert Knappe. Multi View
Gruss aus Wuppertal. Huber Knappe. 1960. Multi View
